Quarter Period Statement Of Income
| Concept | 2024-02-01 to 2024-07-31 | 2024-02-01 to 2024-07-31 | 2024-02-01 to 2024-07-31 | 2024-02-01 to 2024-07-31 | 2024-02-01 to 2024-07-31 | 2023-02-01 to 2023-07-31 | 2023-02-01 to 2023-07-31 | 2023-02-01 to 2023-07-31 | 2023-02-01 to 2023-07-31 | 2023-02-01 to 2023-07-31 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Quarter period statement of income | ||||||||||
| Statement of income | ||||||||||
| Net sales | 
                                                721,286,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                688,728,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,557,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                721,286,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                777,591,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,557,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                810,149,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                810,149,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cost of sales | 
                                                572,946,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                575,297,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Gross profit (loss) | 
                                                148,340,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                234,851,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Selling, general and administrative expenses | 
                                                227,121,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                226,933,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Selling, general and administrative expenses | ||||||||||
| Remuneration for directors (and other officers) | 
                                                14,334,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                14,334,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Salaries | 
                                                84,459,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                80,208,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Bonuses | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                1,193,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Depreciation | 
                                                3,422,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                3,214,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Operating profit (loss) | 
                                                -78,780,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -101,868,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                23,087,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -78,780,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -15,824,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                23,743,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,918,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,918,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating income | ||||||||||
| Interest income | 
                                                4,823,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                589,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Dividend income | 
                                                1,700,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                740,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating income | 
                                                10,384,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                6,272,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating expenses | ||||||||||
| Interest expenses | 
                                                367,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                383,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating expenses | 
                                                1,445,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                14,637,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Ordinary profit (loss) | 
                                                -69,841,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                -446,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Extraordinary losses | ||||||||||
| Extraordinary losses | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                429,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Profit (loss) before income taxes | 
                                                -69,841,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                -875,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes - current | 
                                                3,244,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                3,799,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes - deferred | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                6,325,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes | 
                                                3,244,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                -10,871,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Profit (loss) | 
                                                -73,086,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                9,995,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |